@charset "UTF-8";
* {
    font-size: 16px;
}

html,
body {
    height: 100%;
}

body {
    background-color: #ebeeef;
    display: flex;
    justify-content: center;
    align-items: center;
}


.login {
    width: 670px;
    height: 500px;
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.login > .header {
    height: 180px;
    background: url(bg-01.jpg) no-repeat center center/cover;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login > .header::after {
    content: "";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(54, 84, 99, 0.7);
}

.login > .header > h1 {
    color: #fff;
    z-index: 1000;
    font-size: 30px;
}

.login > .body {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

#login-form {
    width: 400px;
}

#login-btn {
    height: 240px;
    width: 120px;
    outline: none;
    border: none;
    background-color: #1e9fff;
    color: #fff;
    border-radius: 10px;
    cursor: pointer;
    transition: opacity 0.5s;
}

#login-btn:hover {
    opacity: 0.7;
}

#login-form label {
    display: block;
    margin-bottom: 5px;
}

#login-form .row {
    margin-bottom: 15px;
}

#login-form .row:last-child > div {
    display: flex;
    align-items: center;
}

input {
    outline: none;
    border: 1px solid #ccc;
    width: 360px;
    padding: 12px 0 12px 8px;
}

#captcha {
    width: 220px;
}

#captcha-img {
    width: 130px;
    height: 44px;
    border: 1px solid #ccc;
    margin-left: 10px;
}